⚡ US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

Maine

Central Maine Power electricity rates

What homes pay Central Maine Power for electricity, from EIA.

Investor-owned utility, 554,761 homes in Maine. EIA lists it as Central Maine Power Co.

Headlines

Average price
28.8¢ a kWh
Up 10.0% on a year ago
Average bill
$156 a month
Up 10% on a year ago
Average use
543 kWh
A month. Maine 532 kWh
Price rank in Maine
2 of 3
1 is the most expensive

Over the 12 months to July 2026, Central Maine Power homes paid 28.8¢ a kWh, against 29.3¢ across Maine.

Central Maine Power vs Maine

Central Maine PowerMaine
Average price, 12 months to July 202628.8¢29.3¢
Price in July 202632.5¢32.4¢
Average monthly bill, 12 months$156$156
Bill in July 2026$138$143
Average monthly use543 kWh532 kWh
Price change, past year+10.0%+10%
Price change since 2019+66%+64%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including July 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including July 2026

Source: EIA-861M monthly utility survey.